What is the conversion factor from km. to ft.? if joe traveled 12 kilometers, how many feet did he travel? (site 1)

The first signs of cellular differentiation occur in the blastocyst. why is cellular differentiation important for the development of a fully formed human infant?

Which of the following best describes the relationship between glucose and complex molecules such as hormones?

Which best describes a benefit of using dna technology in medicine? a) medicine can be produced in mass quantities. b) medicine can be distributed at a reduced cost. c) medicines have fewer side effects. d) medicines are resistant to antibiotics.